Zinc Borate, Ammonium Polyphosphate, Magnesium Hydroxide manufacturer / supplier in China, offering CAS 1332-07-6 Inorganic Flame Retardant Zinc Borate 2335 (3.5), Silane Coated (Surface Treatment) Ammonium Polyphosphate for Masterbatch, Flame Retardant Ammonium Polyphosphate Manufacturers and so on.